diff options
| author | Eric Blake <eblake@redhat.com> | 2016-05-25 21:48:48 -0600 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2016-06-08 10:21:08 +0200 |
| commit | 31ad4fdf914e86a2ea105ff3687a0f4dfc4802cb (patch) | |
| tree | bf833502e224e3f009d6bc15ca1eacf0da0b3ee0 /tests/qemu-iotests/154.out | |
| parent | 5a64e9425160ace607b2043804d73d5579808bd3 (diff) | |
qemu-iotests: Test one more spot for optimizing write_zeroes
Add another test to 154, showing that we currently allocate a
data cluster in the top layer if any sector of the backing file
was allocated. The next patch will optimize this case.
Signed-off-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'tests/qemu-iotests/154.out')
| -rw-r--r-- | tests/qemu-iotests/154.out | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/tests/qemu-iotests/154.out b/tests/qemu-iotests/154.out index b9d27c501a..531fd8cd88 100644 --- a/tests/qemu-iotests/154.out +++ b/tests/qemu-iotests/154.out @@ -74,6 +74,43 @@ read 3072/3072 bytes at offset 40960 { "start": 40960, "length": 4096, "depth": 0, "zero": false, "data": true, "offset": 24576}, { "start": 45056, "length": 134172672, "depth": 1, "zero": true, "data": false}] +== write_zeroes covers non-zero data == +Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=134217728 +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 backing_file=TEST_DIR/t.IMGFMT.base +wrote 1024/1024 bytes at offset 5120 +1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 2048/2048 bytes at offset 5120 +2 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 4096 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 1024/1024 bytes at offset 14336 +1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 2048/2048 bytes at offset 13312 +2 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 12288 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 2048/2048 bytes at offset 21504 +2 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 2048/2048 bytes at offset 21504 +2 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 20480 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 1024/1024 bytes at offset 30208 +1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 2048/2048 bytes at offset 29696 +2 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 28672 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +[{ "start": 0, "length": 4096, "depth": 1, "zero": true, "data": false}, +{ "start": 4096, "length": 4096, "depth": 0, "zero": false, "data": true, "offset": 20480}, +{ "start": 8192, "length": 4096, "depth": 1, "zero": true, "data": false}, +{ "start": 12288, "length": 4096, "depth": 0, "zero": false, "data": true, "offset": 24576}, +{ "start": 16384, "length": 4096, "depth": 1, "zero": true, "data": false}, +{ "start": 20480, "length": 4096, "depth": 0, "zero": false, "data": true, "offset": 28672}, +{ "start": 24576, "length": 4096, "depth": 1, "zero": true, "data": false}, +{ "start": 28672, "length": 4096, "depth": 0, "zero": false, "data": true, "offset": 32768}, +{ "start": 32768, "length": 134184960, "depth": 1, "zero": true, "data": false}] + == spanning two clusters, non-zero before request == Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=134217728 Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 backing_file=TEST_DIR/t.IMGFMT.base |